lib/curl/native_curl.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Copyright 2013 Matthieu Lucas <lucasmatthieu@gmail.com>
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #     http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 # Binding of C libCurl which allow us to interact with network.
  18 module native_curl is pkgconfig "libcurl"
  19
  20 intrude import core::file
  21 import core
  22
  23 in "C header" `{
  24         #include <curl/curl.h>
  25
  26         typedef struct {
  27                 char *data;
  28                 int len;
  29                 int pos;
  30         } CURLCallbackReadDatas;
  31 `}
  32
  33 in "C body" `{
  34         #include <stdio.h>
  35         #include <stdlib.h>
  36         #include <string.h>
  37
  38         // Callback method to read datas from buffer.
  39         size_t nit_curl_callback_read_func(void *buffer, size_t size, size_t count, CURLCallbackReadDatas *datas){
  40                 int len = datas->len - datas->pos;
  41                 if(len > size * count) len = size * count;
  42                 memcpy(buffer, datas->data + datas->pos, len);
  43                 datas->pos += len;
  44                 return len;
  45         }
  46 `}
  47
  48 redef extern class CString
  49         private fun native_callback_header(size, count: Int, target: NativeCurlCallbacks): Int
  50         do
  51                 target.header_callback to_s_with_length(size*count)
  52
  53                 # FIXME we probably should return a value from the user
  54                 return count
  55         end
  56
  57         private fun native_callback_body(size, count: Int, target: NativeCurlCallbacks): Int
  58         do
  59                 target.body_callback to_s_with_length(size*count)
  60
  61                 return count
  62         end
  63
  64         private fun native_callback_stream(size, count: Int, target: NativeCurlCallbacks): Int
  65         do
  66                 target.stream_callback to_s_with_length(size*count)
  67
  68                 return count
  69         end
  70 end
  71
  72 # CURL Extern Type, reproduce CURL low level behaviors
  73 extern class NativeCurl `{ CURL * `}
  74         # Constructor, CURL low level initializer
  75         new easy_init `{ return curl_easy_init(); `}
  76
  77         # Check for correct initialization
  78         fun is_init: Bool `{ return (self != NULL); `}
  79
  80         # Easy Clean / Release CURL instance
  81         fun easy_clean `{ curl_easy_cleanup( self ); `}
  82
  83         # Perform the transfer described by setted options
  84         fun easy_perform: CURLCode `{ return curl_easy_perform( self ); `}
  85
  86         # Set options to tell CURL how to behave. Obj parameter type can be Int, Bool, String, FileWriter, CURLSList.
  87         fun easy_setopt(opt: CURLOption, obj: Object): CURLCode
  88         do
  89                 if obj isa Int then return native_setopt_int(opt, obj)
  90                 if obj isa Bool and obj == true then return native_setopt_int(opt, 1)
  91                 if obj isa Bool and obj == false then return native_setopt_int(opt, 0)
  92                 if obj isa String then return native_setopt_string(opt, obj)
  93                 if obj isa FileWriter then return native_setopt_file(opt, obj._file.as(not null))
  94                 if obj isa CURLSList then return native_setopt_slist(opt, obj)
  95                 return once new CURLCode.unknown_option
  96         end
  97
  98         # Internal method to set options to CURL using NativeFile parameter.
  99         private fun native_setopt_file(opt: CURLOption, file: NativeFile): CURLCode `{
 100                 return curl_easy_setopt( self, opt, file);
 101         `}
 102
 103         # Internal method to set options to CURL using Int parameter.
 104         private fun native_setopt_int(opt: CURLOption, num: Int): CURLCode `{ return curl_easy_setopt( self, opt, num); `}
 105
 106         # Internal method to set options to CURL using CURLSList parameter.
 107         private fun native_setopt_slist(opt: CURLOption, list: CURLSList): CURLCode `{ return curl_easy_setopt( self, opt, list); `}
 108
 109         # Internal method to set options to CURL using String parameter.
 110         private fun native_setopt_string(opt: CURLOption, str: String): CURLCode import String.to_cstring `{
 111                 char *rStr = String_to_cstring(str);
 112                 return curl_easy_setopt( self, opt, rStr);
 113         `}
 114
 115         # Request Chars internal information from the CURL session
 116         fun easy_getinfo_chars(opt: CURLInfoChars): nullable String
 117         do
 118                  var answ = new Ref[CString]("".to_cstring)
 119                  if not native_getinfo_chars(opt, answ).is_ok then return null
 120                  if answ.item.address_is_null then return null
 121                  return answ.item.to_s
 122         end
 123
 124         # Internal method used to get String object information initially knowns as C Chars type
 125         private fun native_getinfo_chars(opt: CURLInfoChars, res: Ref[CString]): CURLCode
 126         import Ref[CString].item= `{
 127                 char *r;
 128                 CURLcode c = curl_easy_getinfo( self, opt, &r);
 129                 if (c == CURLE_OK) Ref_of_CString_item__assign(res, r);
 130                 return c;
 131         `}
 132
 133         # Request Long internal information from the CURL session
 134         fun easy_getinfo_long(opt: CURLInfoLong): nullable Int
 135         do
 136                  var answ = new Ref[Int](0)
 137                  if not native_getinfo_long(opt, answ).is_ok then return null
 138                  return answ.item
 139         end
 140
 141         # Internal method used to get Int object information initially knowns as C Long type
 142         private fun native_getinfo_long(opt: CURLInfoLong, res: Ref[Int]): CURLCode
 143         import Ref[Int].item= `{
 144                 long r;
 145                 CURLcode c = curl_easy_getinfo( self, opt, &r);
 146                 if (c == CURLE_OK) Ref_of_Int_item__assign(res, r);
 147                 return c;
 148         `}
 149
 150         # Request Double internal information from the CURL session
 151         fun easy_getinfo_double(opt: CURLInfoDouble): nullable Float
 152         do
 153                  var answ = new Ref[Float](0.0)
 154                  if not native_getinfo_double(opt, answ).is_ok then return null
 155                  return answ.item
 156         end
 157
 158         # Internal method used to get Int object information initially knowns as C Double type
 159         private fun native_getinfo_double(opt: CURLInfoDouble, res: Ref[Float]): CURLCode
 160         import Ref[Float].item= `{
 161                 double r;
 162                 CURLcode c = curl_easy_getinfo(self, opt, &r);
 163                 if (c == CURLE_OK) Ref_of_Float_item__assign(res, r);
 164                 return c;
 165         `}
 166
 167         # Request SList internal information from the CURL session
 168         fun easy_getinfo_slist(opt: CURLInfoSList): nullable Array[String]
 169         do
 170                 var answ = new Ref[CURLSList](new CURLSList)
 171                 if not native_getinfo_slist(opt, answ).is_ok then return null
 172
 173                 var native = answ.item
 174                 var nity = native.to_a
 175                 native.destroy
 176                 return nity
 177         end
 178
 179         # Internal method used to get Array[String] object information initially knowns as C SList type
 180         private fun native_getinfo_slist(opt: CURLInfoSList, res: Ref[CURLSList]): CURLCode
 181         import Ref[CURLSList].item= `{
 182                 struct curl_slist* csl;
 183                 CURLcode c = curl_easy_getinfo(self, opt, &csl);
 184                 if (c == CURLE_OK) Ref_of_CURLSList_item__assign(res, csl);
 185                 return c;
 186         `}
 187
 188         # Register delegate to read datas from given buffer
 189         fun register_read_datas_callback(delegate: NativeCurlCallbacks, datas: String): CURLCode
 190         do
 191                 if datas.length > 0 then return native_register_read_datas_callback(delegate, datas, datas.length)
 192                 return once new CURLCode.unknown_option
 193         end
 194
 195         # Internal method used to configure read callback
 196         private fun native_register_read_datas_callback(delegate: NativeCurlCallbacks, datas: String, size: Int): CURLCode import String.to_cstring `{
 197                 CURLCallbackReadDatas *d = NULL;
 198                 d = malloc(sizeof(CURLCallbackReadDatas));
 199                 d->data = (char*)String_to_cstring(datas);
 200                 d->len = size;
 201                 d->pos = 0;
 202                 return curl_easy_setopt( self, CURLOPT_READDATA, d);
 203         `}
 204
 205         # Register `delegate` to get callbacks about the CURL transfer
 206         fun register_callback_header(delegate: NativeCurlCallbacks): CURLCode
 207         import CString.native_callback_header `{
 208                 CURLcode e;
 209                 NativeCurlCallbacks_incr_ref(delegate); // FIXME deallocated these when download completes?
 210
 211                 e = curl_easy_setopt(self, CURLOPT_HEADERFUNCTION, (curl_write_callback)&CString_native_callback_header);
 212                 if(e != CURLE_OK) return e;
 213
 214                 e = curl_easy_setopt(self, CURLOPT_WRITEHEADER, delegate);
 215                 return e;
 216         `}
 217
 218         # Register `delegate` to get callbacks about the CURL transfer
 219         fun register_callback_body(delegate: NativeCurlCallbacks): CURLCode
 220         import CString.native_callback_body `{
 221                 CURLcode e;
 222                 NativeCurlCallbacks_incr_ref(delegate);
 223
 224                 e = curl_easy_setopt(self, CURLOPT_WRITEFUNCTION, (curl_write_callback)&CString_native_callback_body);
 225                 if(e != CURLE_OK) return e;
 226
 227                 e = curl_easy_setopt(self, CURLOPT_WRITEDATA, delegate);
 228                 return e;
 229         `}
 230
 231         # Register `delegate` to get callbacks about the CURL transfer
 232         fun register_callback_stream(delegate: NativeCurlCallbacks): CURLCode
 233         import CString.native_callback_stream `{
 234                 CURLcode e;
 235                 NativeCurlCallbacks_incr_ref(delegate);
 236
 237                 e = curl_easy_setopt(self, CURLOPT_WRITEFUNCTION, (curl_write_callback)&CString_native_callback_stream);
 238                 if(e != CURLE_OK) return e;
 239
 240                 e = curl_easy_setopt(self, CURLOPT_WRITEDATA, delegate);
 241                 return e;
 242         `}
 243
 244         # Register `delegate` to get callbacks about the CURL transfer
 245         fun register_callback_read(delegate: NativeCurlCallbacks): CURLCode
 246         import CString.native_callback_stream `{
 247                 NativeCurlCallbacks_incr_ref(delegate);
 248
 249                 return curl_easy_setopt(self, CURLOPT_READFUNCTION, (curl_write_callback)&nit_curl_callback_read_func);
 250         `}
 251
 252         # Convert given string to URL encoded string
 253         fun escape(url: String): String import String.to_cstring, CString.to_s `{
 254                 char *orig_url, *encoded_url = NULL;
 255                 orig_url = String_to_cstring(url);
 256                 encoded_url = curl_easy_escape( self, orig_url, strlen(orig_url));
 257                 String b_url = CString_to_s(encoded_url);
 258                 curl_free(encoded_url);
 259                 return b_url;
 260         `}
 261 end
 262
 263 # Interface for internal information callbacks methods
 264 interface NativeCurlCallbacks
 265         fun header_callback(buffer: String) do end
 266         fun body_callback(buffer: String) do end
 267         fun stream_callback(buffer: String) do end
 268 end
 269
 270 # CURL Code binding and helpers
 271 extern class CURLCode `{ CURLcode `}
 272         new unknown_option `{ return CURLE_UNKNOWN_OPTION; `}
 273         new unsupported_protocol `{ return CURLE_UNSUPPORTED_PROTOCOL; `}
 274         new ok `{ return CURLE_OK; `}
 275         new failed_init `{ return CURLE_FAILED_INIT; `}
 276
 277         fun code: Int `{ return self; `}
 278         fun is_ok: Bool `{ return self == CURLE_OK; `}
 279         fun is_valid_protocol: Bool `{ return self == CURLE_UNSUPPORTED_PROTOCOL; `}
 280         fun is_valid_init: Bool `{ return self == CURLE_FAILED_INIT; `}
 281         fun to_i: Int do return code end
 282         redef fun to_s import CString.to_s `{
 283                 char *c = (char*)curl_easy_strerror(self);
 284                 return CString_to_s(c);
 285         `}
 286 end
 287
 288 # Extern Type of the Linked list type of CURL
 289 extern class CURLSList `{ struct curl_slist * `}
 290         # Empty constructor which allow us to avoid the use of Nit NULLABLE type
 291         private new `{ return NULL; `}
 292
 293         # Constructor allow us to get list instancied by appending an element inside.
 294         new with_str(s: String) import String.to_cstring `{
 295                 struct curl_slist *l = NULL;
 296                 l = curl_slist_append(l, String_to_cstring(s));
 297                 return l;
 298         `}
 299
 300         # Check for initialization
 301         fun is_init: Bool `{ return (self != NULL); `}
 302
 303         # Append an element in the linked list
 304         fun append(key: String) import String.to_cstring `{
 305                  char *k = String_to_cstring(key);
 306                  curl_slist_append(self, (char*)k);
 307         `}
 308
 309         # Internal method to check for reachability of current data
 310         private fun native_data_reachable(c: CURLSList): Bool `{ return (c != NULL && c->data != NULL); `}
 311
 312         # Internal method to check for reachability of next element
 313         private fun native_next_reachable(c: CURLSList): Bool `{ return (c != NULL && c->next != NULL); `}
 314
 315         # Internal method to get current data
 316         private fun native_data(c: CURLSList): String import CString.to_s `{ return CString_to_s(c->data); `}
 317
 318         # Internal method to get next element
 319         private fun native_next(c: CURLSList): CURLSList `{ return c->next; `}
 320
 321         # Convert current low level List to an Array[String] object
 322         fun to_a: Array[String]
 323         do
 324                 var r = new Array[String]
 325                 var cursor = self
 326                 loop
 327                         if native_data_reachable(cursor) != true then break
 328                         r.add(native_data(cursor))
 329                         cursor = native_next(cursor)
 330                 end
 331                 return r
 332         end
 333
 334         # Release allocated memory
 335         fun destroy `{ curl_slist_free_all(self); `}
 336 end
 337
 338 redef class Collection[E]
 339         # Convert Collection[String] to CURLSList
 340         fun to_curlslist: CURLSList
 341         do
 342                 assert collectionItemType: self isa Collection[String] else
 343                         print "Collection item must be strings."
 344                 end
 345                 if is_empty then return new CURLSList
 346                 var primList = new CURLSList.with_str(self.first)
 347                 var is_first = true
 348                 for s in self do
 349                         if not is_first then primList.append(s)
 350                         is_first = false
 351                 end
 352                 return primList
 353         end
 354 end
 355
 356 # Reproduce Enum of available CURL SList information, used for NativeCurl.easy_getinfo
 357 extern class CURLInfoSList `{ CURLINFO `}
 358         new ssl_engines `{ return CURLINFO_SSL_ENGINES; `}
 359         new cookielist `{ return CURLINFO_COOKIELIST; `}
 360 end
 361
 362 # Reproduce Enum of available CURL Long information, used for NativeCurl.easy_getinfo
 363 extern class CURLInfoLong `{ CURLINFO `}
 364         new response_code `{ return CURLINFO_RESPONSE_CODE; `}
 365         new header_size `{ return CURLINFO_HEADER_SIZE; `}
 366         new http_connectcode `{ return CURLINFO_HTTP_CONNECTCODE; `}
 367         new filetime `{ return CURLINFO_FILETIME; `}
 368         new redirect_count `{ return CURLINFO_REDIRECT_COUNT; `}
 369         new request_size `{ return CURLINFO_REQUEST_SIZE; `}
 370         new ssl_verifyresult `{ return CURLINFO_SSL_VERIFYRESULT; `}
 371         new httpauth_avail `{ return CURLINFO_HTTPAUTH_AVAIL; `}
 372         new proxyauth_avail `{ return CURLINFO_PROXYAUTH_AVAIL; `}
 373         new os_errno `{ return CURLINFO_OS_ERRNO; `}
 374         new num_connects `{ return CURLINFO_NUM_CONNECTS; `}
 375         new primary_port `{ return CURLINFO_PRIMARY_PORT; `}
 376         new local_port `{ return CURLINFO_LOCAL_PORT; `}
 377         new lastsocket `{ return CURLINFO_LASTSOCKET; `}
 378         new condition_unmet `{ return CURLINFO_CONDITION_UNMET; `}
 379         new rtsp_client_cseq `{ return CURLINFO_RTSP_CLIENT_CSEQ; `}
 380         new rtsp_server_cseq `{ return CURLINFO_RTSP_SERVER_CSEQ; `}
 381         new rtsp_cseq_self `{ return CURLINFO_RTSP_CSEQ_RECV; `}
 382 end
 383
 384 # Reproduce Enum of available CURL Double information, used for NativeCurl.easy_getinfo
 385 extern class CURLInfoDouble `{ CURLINFO `}
 386         new total_time `{ return CURLINFO_TOTAL_TIME; `}
 387         new namelookup_time `{ return CURLINFO_NAMELOOKUP_TIME; `}
 388         new connect_time `{ return CURLINFO_CONNECT_TIME; `}
 389         new appconnect_time `{ return CURLINFO_APPCONNECT_TIME; `}
 390         new pretransfer_time `{ return CURLINFO_PRETRANSFER_TIME; `}
 391         new starttransfer_time `{ return CURLINFO_STARTTRANSFER_TIME; `}
 392         new redirect_time `{ return CURLINFO_REDIRECT_TIME; `}
 393         new size_upload `{ return CURLINFO_SIZE_UPLOAD; `}
 394         new size_download `{ return CURLINFO_SIZE_DOWNLOAD; `}
 395         new speed_download `{ return CURLINFO_SPEED_DOWNLOAD; `}
 396         new speed_upload `{ return CURLINFO_SPEED_UPLOAD; `}
 397         new content_length_download `{ return CURLINFO_CONTENT_LENGTH_DOWNLOAD; `}
 398         new content_length_upload `{ return CURLINFO_CONTENT_LENGTH_UPLOAD; `}
 399 end
 400
 401 # Reproduce Enum of available CURL Chars information, used for NativeCurl.easy_getinfo
 402 extern class CURLInfoChars `{ CURLINFO `}
 403         new content_type `{ return CURLINFO_CONTENT_TYPE; `}
 404         new effective_url `{ return CURLINFO_EFFECTIVE_URL; `}
 405         new redirect_url `{ return CURLINFO_REDIRECT_URL; `}
 406         new primary_ip `{ return CURLINFO_PRIMARY_IP; `}
 407         new local_ip `{ return CURLINFO_LOCAL_IP; `}
 408         new ftp_entry_path `{ return CURLINFO_FTP_ENTRY_PATH; `}
 409         new rtsp_session_id `{ return CURLINFO_RTSP_SESSION_ID; `}
 410         new private_data `{ return CURLINFO_PRIVATE; `}
 411 end
 412
 413 # Reproduce Enum of HTTP Status Code
 414 extern class CURLStatusCode `{ int `}
 415         new proceed `{ return 100; `}
 416         new switching_protocols `{ return 101; `}
 417         new ok `{ return 200; `}
 418         new created `{ return 201; `}
 419         new accepted `{ return 202; `}
 420         new non_authoritative_information `{ return 203; `}
 421         new no_content `{ return 204; `}
 422         new reset_content `{ return 205; `}
 423         new partial_content `{ return 206; `}
 424         new multiple_choices `{ return 300; `}
 425         new moved_permanently `{ return 301; `}
 426         new moved_temporarily `{ return 302; `}
 427         new see_other `{ return 303; `}
 428         new not_modified `{ return 304; `}
 429         new use_proxy `{ return 305; `}
 430         new bad_request `{ return 400; `}
 431         new unauthorized `{ return 401; `}
 432         new payment_required `{ return 402; `}
 433         new forbidden `{ return 403; `}
 434         new not_found `{ return 404; `}
 435         new method_not_allowed `{ return 405; `}
 436         new not_acceptable `{ return 406; `}
 437         new proxy_authentication_required `{ return 407; `}
 438         new request_timeout `{ return 408; `}
 439         new conflict `{ return 409; `}
 440         new gone `{ return 410; `}
 441         new length_required `{ return 411; `}
 442         new precondition_failed `{ return 412; `}
 443         new request_entity_too_large `{ return 413; `}
 444         new request_uri_too_large `{ return 414; `}
 445         new unsupported_media_type `{ return 415; `}
 446         new internal_server_error `{ return 500; `}
 447         new not_implemented `{ return 501; `}
 448         new bad_gateway `{ return 502; `}
 449         new service_unavailable `{ return 503; `}
 450         new gateway_timeout `{ return 504; `}
 451         new http_version_not_supported `{ return 505; `}
 452         fun to_i: Int `{ return self; `}
 453 end
 454
 455 # Reproduce Enum of CURL Options usable, used for NativeCurl.easy_setopt
 456 extern class CURLOption `{ CURLoption `}
 457
 458         # Behavior options
 459
 460         # Display verbose information.
 461         new verbose `{ return CURLOPT_VERBOSE; `}
 462
 463         # Include the header in the body output.
 464         new header `{ return CURLOPT_HEADER; `}
 465
 466         # Shut off the progress meter.
 467         new no_progress `{ return CURLOPT_NOPROGRESS; `}
 468
 469         # Do not install signal handlers.
 470         new     no_signal `{ return CURLOPT_NOSIGNAL; `}
 471
 472         # Transfer multiple files according to a file name pattern.
 473         new     wild_card_match `{ return CURLOPT_WILDCARDMATCH; `}
 474
 475         # Callback Options
 476
 477         # Callback for writing data.
 478         new write_function `{ return CURLOPT_WRITEFUNCTION; `}
 479
 480         # Data pointer to pass to the write callback.
 481         new write_data `{ return CURLOPT_WRITEDATA; `}
 482
 483 #       new     `{ return CURLOPT_READFUNCTION; `}
 484 #       new `{ return CURLOPT_READDATA; `}
 485 #       new     `{ return CURLOPT_IOCTLFUNCTION; `}
 486 #       new     `{ return CURLOPT_IOCTLDATA; `}
 487 #       new     `{ return CURLOPT_SEEKFUNCTION; `}
 488 #       new     `{ return CURLOPT_SEEKDATA; `}
 489 #       new     `{ return CURLOPT_SOCKOPTFUNCTION; `}
 490 #       new     `{ return CURLOPT_SOCKOPTDATA; `}
 491 #       new     `{ return CURLOPT_OPENSOCKETFUNCTION; `}
 492 #       new     `{ return CURLOPT_OPENSOCKETDATA; `}
 493 #       new     `{ return CURLOPT_CLOSESOCKETFUNCTION; `}
 494 #       new     `{ return CURLOPT_CLOSESOCKETDATA; `}
 495 #       new     `{ return CURLOPT_PROGRESSFUNCTION; `}
 496 #       new     `{ return CURLOPT_PROGRESSDATA; `}
 497 #       new     `{ return CURLOPT_HEADERFUNCTION; `}
 498 #       new     `{ return CURLOPT_DEBUGFUNCTION; `}
 499 #       new     `{ return CURLOPT_DEBUGDATA; `}
 500 #       new     `{ return CURLOPT_SSL_CTX_FUNCTION; `}
 501 #       new     `{ return CURLOPT_SSL_CTX_DATA; `}
 502 #       new     `{ return CURLOPT_CONV_TO_NETWORK_FUNCTION; `}
 503 #       new     `{ return CURLOPT_CONV_FROM_NETWORK_FUNCTION; `}
 504 #       new     `{ return CURLOPT_CONV_FROM_UTF8_FUNCTION; `}
 505 #       new     `{ return CURLOPT_INTERLEAVEFUNCTION; `}
 506 #       new     `{ return CURLOPT_INTERLEAVEDATA; `}
 507 #       new     `{ return CURLOPT_CHUNK_BGN_FUNCTION; `}
 508 #       new     `{ return CURLOPT_CHUNK_END_FUNCTION; `}
 509 #       new     `{ return CURLOPT_CHUNK_DATA; `}
 510 #       new     `{ return CURLOPT_FNMATCH_FUNCTION; `}
 511 #       new     `{ return CURLOPT_FNMATCH_DATA; `}
 512
 513         # Error Options
 514
 515 #       new     `{ return CURLOPT_ERRORBUFFER; `}
 516 #       new     `{ return CURLOPT_STDERR; `}
 517
 518         # Fail on HTTP 4xx errors.
 519         new fail_on_error `{ return CURLOPT_FAILONERROR; `}
 520
 521         # Networkd Options
 522
 523         # URL to work on.
 524         new url `{ return CURLOPT_URL; `}
 525
 526 #       new     `{ return CURLOPT_PROTOCOLS; `}
 527 #       new     `{ return CURLOPT_REDIR_PROTOCOLS; `}
 528 #       new     `{ return CURLOPT_PROXY; `}
 529 #       new     `{ return CURLOPT_PROXYPORT; `}
 530 #       new     `{ return CURLOPT_PROXYTYPE; `}
 531 #       new     `{ return CURLOPT_NOPROXY; `}
 532 #       new     `{ return CURLOPT_HTTPPROXYTUNNEL; `}
 533 #       new     `{ return CURLOPT_SOCKS5_GSSAPI_SERVICE; `}
 534 #       new     `{ return CURLOPT_SOCKS5_GSSAPI_NEC; `}
 535 #       new     `{ return CURLOPT_INTERFACE; `}
 536 #       new     `{ return CURLOPT_LOCALPORT; `}
 537 #       new     `{ return CURLOPT_LOCALPORTRANGE; `}
 538 #       new     `{ return CURLOPT_DNS_CACHE_TIMEOUT; `}
 539 #       new     `{ return CURLOPT_DNS_USE_GLOBAL_CACHE; `} /* DEPRECATED, do not use! */
 540 #       new     `{ return CURLOPT_BUFFERSIZE; `}
 541 #       new     `{ return CURLOPT_PORT; `}
 542 #       new     `{ return CURLOPT_TCP_NODELAY; `}
 543 #       new     `{ return CURLOPT_ADDRESS_SCOPE; `}
 544 #       new     `{ return CURLOPT_TCP_KEEPALIVE; `}
 545 #       new     `{ return CURLOPT_TCP_KEEPIDLE; `}
 546 #       new     `{ return CURLOPT_TCP_KEEPINTVL; `}
 547
 548         # Names and Passwords Options
 549
 550 #       new     `{ return CURLOPT_NETRC; `}
 551 #       new     `{ return CURLOPT_NETRC_FILE; `}
 552 #       new     `{ return CURLOPT_USERPWD; `}
 553 #       new     `{ return CURLOPT_PROXYUSERPWD; `}
 554
 555         new     username `{ return CURLOPT_USERNAME; `}
 556         new     password `{ return CURLOPT_PASSWORD; `}
 557
 558 #       new     `{ return CURLOPT_PROXYUSERNAME; `}
 559 #       new     `{ return CURLOPT_PROXYPASSWORD; `}
 560 #       new     `{ return CURLOPT_HTTPAUTH; `}
 561 #       new     `{ return CURLOPT_TLSAUTH_USERNAME; `}
 562 #       new     `{ return CURLOPT_TLSAUTH_PASSWORD; `}
 563 #       new     `{ return CURLOPT_PROXYAUTH; `}
 564
 565         # HTTP Options
 566
 567 #       new     `{ return CURLOPT_AUTOREFERER; `}
 568
 569         # Accept-Encoding and automatic decompressing data.
 570         new     accept_encoding `{ return CURLOPT_ACCEPT_ENCODING; `}
 571
 572         # Request Transfer-Encoding.
 573         new     transfert_encoding `{ return CURLOPT_TRANSFER_ENCODING; `}
 574
 575         # Follow HTTP redirects.
 576         new follow_location `{ return CURLOPT_FOLLOWLOCATION; `}
 577
 578 #       new     `{ return CURLOPT_UNRESTRICTED_AUTH; `}
 579 #       new     `{ return CURLOPT_MAXREDIRS; `}
 580 #       new     `{ return CURLOPT_POSTREDIR; `}
 581
 582         # Issue a HTTP PUT request.
 583         new put `{ return CURLOPT_PUT; `}
 584
 585         # Issue a HTTP POS request.
 586         new post `{ return CURLOPT_POST; `}
 587
 588         # Send a POST with this data.
 589         new postfields `{ return CURLOPT_POSTFIELDS; `}
 590
 591 #       new     `{ return CURLOPT_POSTFIELDSIZE; `}
 592 #       new     `{ return CURLOPT_POSTFIELDSIZE_LARGE; `}
 593 #       new     `{ return CURLOPT_COPYPOSTFIELDS; `}
 594 #       new     `{ return CURLOPT_HTTPPOST; `}
 595 #       new     `{ return CURLOPT_REFERER; `}
 596
 597         # User-Agent: header.
 598         new user_agent  `{ return CURLOPT_USERAGENT; `}
 599
 600         # Custom HTTP headers.
 601         new httpheader `{ return CURLOPT_HTTPHEADER; `}
 602
 603 #       new     `{ return CURLOPT_HTTP200ALIASES; `}
 604 #       new     `{ return CURLOPT_COOKIE; `}
 605 #       new     `{ return CURLOPT_COOKIEFILE; `}
 606 #       new     `{ return CURLOPT_COOKIEJAR; `}
 607 #       new     `{ return CURLOPT_COOKIESESSION; `}
 608 #       new     `{ return CURLOPT_COOKIELIST; `}
 609
 610         # Issue a HTTP GET request.
 611         new     get `{ return CURLOPT_HTTPGET; `}
 612
 613         # HTTP version to use.
 614         new http_version `{ return CURLOPT_HTTP_VERSION; `}
 615
 616 #       new     `{ return CURLOPT_IGNORE_CONTENT_LENGTH; `}
 617 #       new     `{ return CURLOPT_HTTP_CONTENT_DECODING; `}
 618 #       new     `{ return CURLOPT_HTTP_TRANSFER_DECODING; `}
 619
 620         # SMTP Options
 621
 622         # Address of the sender.
 623         new     mail_from `{ return CURLOPT_MAIL_FROM; `}
 624
 625         # Address of the recipients.
 626         new     mail_rcpt `{ return CURLOPT_MAIL_RCPT; `}
 627
 628 #       new     `{ return CURLOPT_MAIL_AUTH; `}
 629
 630         # TFTP Options
 631
 632 #       new     `{ return CURLOPT_TFTP_BLKSIZE; `}
 633
 634         # FTP Options
 635
 636 #       new     `{ return CURLOPT_FTPPORT; `}
 637 #       new     `{ return CURLOPT_QUOTE; `}
 638 #       new     `{ return CURLOPT_POSTQUOTE; `}
 639 #       new     `{ return CURLOPT_PREQUOTE; `}
 640
 641         # List only.
 642         new dir_list_only `{ return CURLOPT_DIRLISTONLY; `}
 643
 644         # Append to remote file.
 645         new append `{ return CURLOPT_APPEND; `}
 646
 647 #       new     `{ return CURLOPT_FTP_USE_EPRT; `}
 648 #       new     `{ return CURLOPT_FTP_USE_EPSV; `}
 649 #       new     `{ return CURLOPT_FTP_USE_PRET; `}
 650 #       new     `{ return CURLOPT_FTP_CREATE_MISSING_DIRS; `}
 651 #       new     `{ return CURLOPT_FTP_RESPONSE_TIMEOUT; `}
 652 #       new     `{ return CURLOPT_FTP_ALTERNATIVE_TO_USER; `}
 653 #       new     `{ return CURLOPT_FTP_SKIP_PASV_IP; `}
 654 #       new     `{ return CURLOPT_FTPSSLAUTH; `}
 655 #       new     `{ return CURLOPT_FTP_SSL_CCC; `}
 656 #       new     `{ return CURLOPT_FTP_ACCOUNT; `}
 657 #       new     `{ return CURLOPT_FTP_FILEMETHOD; `}
 658
 659         # RTSP Options
 660
 661 #       new     `{ return CURLOPT_RTSP_REQUEST; `}
 662 #       new     `{ return CURLOPT_RTSP_SESSION_ID; `}
 663 #       new     `{ return CURLOPT_RTSP_STREAM_URI; `}
 664 #       new     `{ return CURLOPT_RTSP_TRANSPORT; `}
 665 #       new     `{ return CURLOPT_RTSP_CLIENT_CSEQ; `}
 666 #       new     `{ return CURLOPT_RTSP_SERVER_CSEQ; `}
 667
 668         # Protocol Options
 669
 670         # Transfer data in text/ASCII format.
 671         new transfert_text `{ return CURLOPT_TRANSFERTEXT; `}
 672
 673 #       new     `{ return CURLOPT_PROXY_TRANSFER_MODE; `}
 674 #       new     `{ return CURLOPT_CRLF; `}
 675 #       new     `{ return CURLOPT_RANGE; `}
 676 #       new     `{ return CURLOPT_RESUME_FROM; `}
 677 #       new     `{ return CURLOPT_RESUME_FROM_LARGE; `}
 678
 679         # Issue a custom request/method.
 680         new     custom_request `{ return CURLOPT_CUSTOMREQUEST; `}
 681
 682 #       new     `{ return CURLOPT_FILETIME; `}
 683
 684         # Do not get the body contents.
 685         new no_body `{ return CURLOPT_NOBODY; `}
 686
 687 #       new     `{ return CURLOPT_INFILESIZE; `}
 688 #       new     `{ return CURLOPT_INFILESIZE_LARGE; `}
 689
 690         # Upload data.
 691         new upload `{ return CURLOPT_UPLOAD; `}
 692
 693 #       new     `{ return CURLOPT_MAXFILESIZE; `}
 694 #       new     `{ return CURLOPT_MAXFILESIZE_LARGE; `}
 695 #       new     `{ return CURLOPT_TIMECONDITION; `}
 696 #       new     `{ return CURLOPT_TIMEVALUE; `}
 697
 698         # Connection Options
 699
 700         # Set maximum time the request is allowed to take.
 701         new     timeout `{ return CURLOPT_TIMEOUT; `}
 702
 703         # Set maximum time the request is allowed to take (in ms).
 704         new     timeout_ms `{ return CURLOPT_TIMEOUT_MS; `}
 705
 706 #       new     `{ return CURLOPT_LOW_SPEED_LIMIT; `}
 707 #       new     `{ return CURLOPT_LOW_SPEED_TIME; `}
 708 #       new     `{ return CURLOPT_MAX_SEND_SPEED_LARGE; `}
 709 #       new     `{ return CURLOPT_MAX_RECV_SPEED_LARGE; `}
 710 #       new     `{ return CURLOPT_MAXCONNECTS; `}
 711 #       new     `{ return CURLOPT_FRESH_CONNECT; `}
 712 #       new     `{ return CURLOPT_FORBID_REUSE; `}
 713 #       new     `{ return CURLOPT_CONNECTTIMEOUT; `}
 714 #       new     `{ return CURLOPT_CONNECTTIMEOUT_MS; `}
 715 #       new     `{ return CURLOPT_IPRESOLVE; `}
 716 #       new     `{ return CURLOPT_CONNECT_ONLY; `}
 717 #       new     `{ return CURLOPT_USE_SSL; `}
 718 #       new     `{ return CURLOPT_RESOLVE; `}
 719 #       new     `{ return CURLOPT_ACCEPTTIMEOUT_MS; `}
 720
 721         # SSL and Security Options
 722
 723 #       new     `{ return CURLOPT_SSLCERT; `}
 724 #       new     `{ return CURLOPT_SSLCERTTYPE; `}
 725 #       new     `{ return CURLOPT_SSLKEY; `}
 726 #       new     `{ return CURLOPT_SSLKEYTYPE; `}
 727 #       new     `{ return CURLOPT_KEYPASSWD; `}
 728 #       new     `{ return CURLOPT_SSLENGINE; `}
 729 #       new     `{ return CURLOPT_SSLENGINE_DEFAULT; `}
 730 #       new     `{ return CURLOPT_SSLVERSION; `}
 731 #       new     `{ return CURLOPT_SSL_VERIFYPEER; `}
 732 #       new     `{ return CURLOPT_CAINFO; `}
 733 #       new     `{ return CURLOPT_ISSUERCERT; `}
 734 #       new     `{ return CURLOPT_CAPATH; `}
 735 #       new     `{ return CURLOPT_CRLFILE; `}
 736 #       new     `{ return CURLOPT_SSL_VERIFYHOST; `}
 737 #       new     `{ return CURLOPT_CERTINFO; `}
 738 #       new     `{ return CURLOPT_RANDOM_FILE; `}
 739 #       new     `{ return CURLOPT_EGDSOCKET; `}
 740 #       new     `{ return CURLOPT_SSL_CIPHER_LIST; `}
 741 #       new     `{ return CURLOPT_SSL_SESSIONID_CACHE; `}
 742 #       new     `{ return CURLOPT_SSL_OPTIONS; `}
 743 #       new     `{ return CURLOPT_KRBLEVEL; `}
 744 #       new     `{ return CURLOPT_GSSAPI_DELEGATION; `}
 745
 746         # SSH Options
 747
 748 #       new     `{ return CURLOPT_SSH_AUTH_TYPES; `}
 749 #       new     `{ return CURLOPT_SSH_HOST_PUBLIC_KEY_MD5; `}
 750 #       new     `{ return CURLOPT_SSH_PUBLIC_KEYFILE; `}
 751 #       new     `{ return CURLOPT_SSH_PRIVATE_KEYFILE; `}
 752 #       new     `{ return CURLOPT_SSH_KNOWNHOSTS; `}
 753 #       new     `{ return CURLOPT_SSH_KEYFUNCTION; `}
 754 #       new     `{ return CURLOPT_SSH_KEYDATA; `}
 755
 756         # Other Options
 757
 758 #       new     `{ return CURLOPT_PRIVATE; `}
 759 #       new     `{ return CURLOPT_SHARE; `}
 760 #       new     `{ return CURLOPT_NEW_FILE_PERMS; `}
 761 #       new     `{ return CURLOPT_NEW_DIRECTORY_PERMS; `}
 762
 763         # TELNET Options
 764
 765 #       new     `{ return CURLOPT_TELNETOPTIONS; `}
 766 end